CA1033978A - Stoichiometric ferrite carriers - Google Patents

Stoichiometric ferrite carriers

Info

Publication number
CA1033978A
CA1033978A CA206,872A CA206872A CA1033978A CA 1033978 A CA1033978 A CA 1033978A CA 206872 A CA206872 A CA 206872A CA 1033978 A CA1033978 A CA 1033978A
Authority
CA
Canada
Prior art keywords
ferrite carriers
stoichiometric ferrite
stoichiometric
carriers
ferrite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA206,872A
Other languages
English (en)
French (fr)
Other versions
CA206872S (en
Inventor
Lewis O. Jones
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA1033978A publication Critical patent/CA1033978A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1075—Structural characteristics of the carrier particles, e.g. shape or crystallographic structure
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108—Ferrite carrier, e.g. magnetite
    • G03G9/1085—Ferrite carrier, e.g. magnetite with non-ferrous metal oxide, e.g. MgO-Fe2O3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
CA206,872A 1973-09-05 1974-08-13 Stoichiometric ferrite carriers Expired CA1033978A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US394604A US3929657A (en) 1973-09-05 1973-09-05 Stoichiometric ferrite carriers

Publications (1)

Publication Number Publication Date
CA1033978A true CA1033978A (en) 1978-07-04

Family

ID=23559666

Family Applications (1)

Application Number Title Priority Date Filing Date
CA206,872A Expired CA1033978A (en) 1973-09-05 1974-08-13 Stoichiometric ferrite carriers

Country Status (9)

Country Link
US (1) US3929657A (ko)
JP (1) JPS5652305B2 (ko)
BE (1) BE819535A (ko)
BR (1) BR7406292D0 (ko)
CA (1) CA1033978A (ko)
DE (1) DE2436725C3 (ko)
FR (1) FR2267577B1 (ko)
GB (1) GB1468841A (ko)
NL (1) NL179516C (ko)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075391A (en) * 1975-10-29 1978-02-21 Xerox Corporation Production of ferrite electrostatographic carrier materials having improved properties
MX146295A (es) * 1975-10-29 1982-06-03 Xerox Corp Metodo mejorado para producir particulas de ferrita recubiertas e insensibles a la humedad
US3996392A (en) * 1975-10-29 1976-12-07 Xerox Corporation Humidity-insensitive ferrite developer materials
JPS6036082B2 (ja) * 1978-10-27 1985-08-19 ティーディーケイ株式会社 電子写真磁性トナ−用フエライト粉体およびその製造方法
JPS5585426A (en) * 1978-12-21 1980-06-27 Tdk Corp Magnetic powder for toner or ink and production thereof
JPS58123555A (ja) * 1982-01-19 1983-07-22 Hitachi Metals Ltd 電子写真現像用フェライトキャリア
JPS58123553A (ja) * 1982-01-19 1983-07-22 Hitachi Metals Ltd 電子写真現像用フェライトキャリア
JPS58145625A (ja) * 1982-02-12 1983-08-30 Tdk Corp 磁性キヤリヤ粒子
DE3373587D1 (en) * 1982-02-12 1987-10-15 Tdk Corp Magnetic carrier powder
JPS58145621A (ja) * 1982-02-12 1983-08-30 Tdk Corp 磁性キヤリヤ粒子
JPS58144839A (ja) * 1982-02-13 1983-08-29 Tdk Corp 磁性キヤリヤ粒子
JPS58202456A (ja) * 1982-04-07 1983-11-25 Hitachi Metals Ltd 電子写真用フエライトキヤリア−
JPS58179850A (ja) * 1982-04-15 1983-10-21 Hitachi Metals Ltd 電子写真用フエライトキヤリア−
US4517274A (en) * 1982-08-31 1985-05-14 Mita Industrial Co., Ltd. Method for developing electrostatic latent images
JPS5948774A (ja) * 1982-09-13 1984-03-21 Nippon Teppun Kk 電子写真現像用キヤリヤ
JPS6090345A (ja) * 1983-10-24 1985-05-21 Fuji Xerox Co Ltd 電子複写機の現像剤キヤリヤ
JPS60108015U (ja) * 1983-12-26 1985-07-23 株式会社ヨコオ 車両用アンテナ
JPS61281703A (ja) * 1985-06-07 1986-12-12 Matsushita Electric Ind Co Ltd ケ−ブルの導入保護装置
US4764445A (en) * 1987-06-15 1988-08-16 Eastman Kodak Company Electrographic magnetic carrier particles
US5162187A (en) * 1990-08-24 1992-11-10 Xerox Corporation Developer compositions with coated carrier particles
US5798198A (en) * 1993-04-09 1998-08-25 Powdertech Corporation Non-stoichiometric lithium ferrite carrier
TW251373B (ko) * 1993-05-20 1995-07-11 Fujidenki Kagaku Kk
WO1995006948A1 (fr) * 1993-08-31 1995-03-09 Fuji Electrochemical Co., Ltd. Materiau d'oxyde magnetique et procede pour sa fabrication
US5422216A (en) * 1994-03-01 1995-06-06 Steward Developer composition and method of preparing the same
US6294304B1 (en) 1998-01-23 2001-09-25 Powdertech Corporation Environmentally benign high conductivity ferrite carrier with widely variable magnetic moment
US20030044711A1 (en) * 2001-08-24 2003-03-06 Powdertech International Corp. Irregular shaped ferrite carrier for conductive magnetic brush development
CN107250088B (zh) 2015-02-27 2019-09-10 大金工业株式会社 1-氯-2,3,3-三氟丙烯的制造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846333A (en) * 1955-11-01 1958-08-05 Haloid Xerox Inc Method of developing electrostatic images
US3054751A (en) * 1958-12-30 1962-09-18 Ibm Magnetic lithographic inks
US3565805A (en) * 1963-08-30 1971-02-23 Addressograph Multigraph Electrostatic developer mix
US3600216A (en) * 1968-09-06 1971-08-17 Union Carbide Corp Process for adhering poly-p-xylylene to substrates using silane primers and articles obtained thereby
US3767578A (en) * 1971-06-10 1973-10-23 Xerox Corp Carrier material for electrostatographic developer

Also Published As

Publication number Publication date
BR7406292D0 (pt) 1975-07-08
BE819535A (fr) 1974-12-31
DE2436725C3 (de) 1980-03-13
JPS5652305B2 (ko) 1981-12-11
DE2436725A1 (de) 1975-03-13
DE2436725B2 (de) 1979-07-05
GB1468841A (en) 1977-03-30
FR2267577A1 (ko) 1975-11-07
FR2267577B1 (ko) 1977-03-25
NL7411826A (ko) 1974-11-25
NL179516B (nl) 1986-04-16
JPS5056946A (ko) 1975-05-19
US3929657A (en) 1975-12-30
NL179516C (nl) 1986-09-16

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